use Illuminate\Http\Request; $request = new Request; $data = $request->all(); echo json_encode($data);
use Illuminate\Http\Request; Route::get('/users/{userId}', function(Request $request, $userId) { $query = $request->all(); // Use $userId and $query to retrieve user data });In this example, we define a route that takes a parameter "userId". We then define a callback function that takes a Request object and the "userId" parameter. We then use the "all" method of the Request object to get all the query parameters and use them to retrieve user data. In summary, the "Illuminate\Http\Request::all" method returns an array of all the request data, including query parameters, POST data, and uploaded files. This method belongs to the "illuminate/http" package library in Laravel.